电话本

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#ifndef __CONTACT_H__
#define __CONTACT_H__
#include<stdio.h>
#include<string.h>

#define NAME_LEN 20
#define SEX_LEN  5
#define TELE_LEN  12
#define ADDR_LEN 20
#define	MAX_PEO  1000

typedef struct Peo
{
	char name[NAME_LEN];
	int age;
	char sex[SEX_LEN];
	char tele[TELE_LEN];
	char addr[ADDR_LEN];
}PEO, *PPEO;

typedef struct Contact
{
	PEO dhb[MAX_PEO];  //存储人的信息
	int count;         //记录有效个数
}PCON, *Pcon;


void add_peo(Pcon pcon);
void del_peo(Pcon pcon);
void search(Pcon pcon);
void modify(Pcon pcon);
void show(Pcon pcon);
void clear(Pcon pcon);

#endif

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<span style="font-family: Arial, Helvetica, sans-serif;">#include"contact.h"</span>

<span style="font-family: Arial, Helvetica, sans-serif;">
</span>

int find(char *p, Pcon pcon)
{
<span style="white-space:pre">	</span>int i;
	for (i = 0; i < pcon->count; i++)
	{
		if (strcmp(p, pcon->dhb[i].name) == 0)
			return i;
		else
			return -1;
	}
}
void add_peo(Pcon pcon)
{
	if (pcon->count < MAX_PEO)
	{

		printf("请输入姓名:\n");
		scanf_s("%s", pcon->dhb[pcon->count].name, NAME_LEN);
		printf("请输入年龄:\n");
		scanf_s("%d", &(pcon->dhb[pcon->count]).age,3);
		printf("请输入性别：\n");
		scanf_s("%s", pcon->dhb[pcon->count].sex, SEX_LEN);
		printf("请输入电话:\n ");
		scanf_s("%s", pcon->dhb[pcon->count].tele,TELE_LEN);
		printf("请输入地址:\n");
		scanf_s("%s", pcon->dhb[pcon->count].addr,ADDR_LEN);
		pcon->count++;
		printf("已添加成功！\n");
	}
	else
	{
		printf("电话本已满！\n");
		return ;
	}
}
void del_peo(Pcon pcon)
{
	int i, j;
	char name[20];
	printf("请输入要删除的姓名：\n");
	scanf_s("%s", name, NAME_LEN);
	j = find(name, pcon);
	if (j == -1)
	{
		printf("要删除的人不存在！\n");
		return;
	}
	else
	{
		for (i = j; i < pcon->count; i++)
		{
			pcon->dhb[i] = pcon->dhb[i + 1];
		}		
	}
	pcon->count--;
	printf("删除成功！\n");
}
void search(Pcon pcon)
{
	int i, j;
	char name[20];
	printf("请输入要查找的姓名：\n");
	scanf_s("%s", name, NAME_LEN);
	for (i = 0; i < pcon->count; i++)
	{
		j = find(name, pcon);
		if (j == -1)
		{
			printf("要查找的人不存在！\n");
			return;
		}
		else
		{
			printf("姓名：%s\t", pcon->dhb[i].name);
			printf("年龄：%d\t", pcon->dhb[i].age);
			printf("性别：%s\t", pcon->dhb[i].sex);
			printf("电话：%s\t", pcon->dhb[i].tele);
			printf("地址：%s\n", pcon->dhb[i].addr);
		}
	}
}
void modify(Pcon pcon)
{
	int j;
	char name[20];
	printf("请输入要修改的姓名：\n");
	scanf_s("%s", name, NAME_LEN);
	j = find(name, pcon);
	if (j == -1)
	{
		printf("要修改的人不存在！\n");
		return;
	}
	else
	{
		printf("请输入姓名:\n");
		scanf_s("%s", pcon->dhb[j].name, NAME_LEN);
		printf("请输入年龄:\n ");
		scanf_s("%d", &(pcon->dhb[j]).age,3);
		printf("请输入性别:\n");
		scanf_s("%s", pcon->dhb[j].sex,SEX_LEN );
		printf("请输入电话:\n");
		scanf_s("%s", pcon->dhb[j].tele,TELE_LEN);
		printf("请输入地址:\n");
		scanf_s("%s", pcon->dhb[j].addr,ADDR_LEN);
	}
	printf("修改成功！\n");
}
void show(Pcon pcon)
{
	int i = 0;
	for (i = 0; i < pcon->count; i++)
	{

		printf("姓名：%s\t ", pcon->dhb[i].name);
		printf("年龄：%d\t", pcon->dhb[i].age);
		printf("性别：%s\t", pcon->dhb[i].sex);
		printf("电话：%s\t", pcon->dhb[i].tele);
		printf("地址：%s\n", pcon->dhb[i].addr);
	}
}
void clear(Pcon pcon)
{
	pcon->count = 0;
}


<span style="font-family: Arial, Helvetica, sans-serif;">#include"contact.h"</span>

void print_menu()
{
	printf("*****************************\n");
	printf("*** 1>add	     2>del***\n");
	printf("*** 3>show	  4>search***\n");
	printf("*** 5>modify	   6>clear***\n");
	printf("*****************************\n");
}

int main()
{
	PCON  con;
	int input = 1;
	con.count = 0;
	while (input)
	{
		print_menu();
		printf("请选择>:");
		scanf_s("%d", &input);
		switch (input)
		{
		case 1:
			add_peo(&con);
			break;
		case 2:
			del_peo(&con);
			break;
		case 3:
			show(&con);
			break;
		case 4:
			search(&con);
			break;
		case 5:
			modify(&con);
			break;
		case 6:
			clear(&con);
			break;
		default:
			break;
		}
	}

	return 0;
}

电话本

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原文地址：http://blog.csdn.net/feng_you000/article/details/46128573